annotate mod_block_outgoing/mod_block_outgoing.lua @ 5296:0f5657db1cfc

mod_isolate_host: handle server-generated stanzas The hook for setting the no_host_isolation is only called for c2s sessions. This does not work for stanzas generated by the server, such as PEP notifications or presence probe answers. To handle that, we do per-stanza checks for the case that the origin is local.
author Jonas Schäfer <jonas@wielicki.name>
date Sat, 01 Apr 2023 12:03:08 +0200
parents dc1299ca0185
children
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2004
41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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1 -- Module to block all outgoing stanzas from a list of users
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2
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3 local jid_bare = require "util.jid".bare;
2005
c769ed3e5b2b mod_block_outgoing: Make admins exempt from restrictions
Matthew Wild <mwild1@gmail.com>
parents: 2004
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4 local is_admin = require "core.usermanager".is_admin;
2007
dc1299ca0185 mod_block_outgoing: Make blocked stanza types configurable, and default to blocking messages only
Matthew Wild <mwild1@gmail.com>
parents: 2006
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5 local set = require "util.set";
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41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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6
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7 local block_users = module:get_option_set("block_outgoing_users", {});
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8 local block_all = block_users:empty();
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9
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dc1299ca0185 mod_block_outgoing: Make blocked stanza types configurable, and default to blocking messages only
Matthew Wild <mwild1@gmail.com>
parents: 2006
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10 local stanza_types = module:get_option_set("block_outgoing_stanzas", { "message" });
dc1299ca0185 mod_block_outgoing: Make blocked stanza types configurable, and default to blocking messages only
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parents: 2006
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11 local jid_types = set.new{ "host", "bare", "full" };
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41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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12
41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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13 local function block_stanza(event)
41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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14 local stanza = event.stanza;
2005
c769ed3e5b2b mod_block_outgoing: Make admins exempt from restrictions
Matthew Wild <mwild1@gmail.com>
parents: 2004
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15 local from_jid = jid_bare(stanza.attr.from);
2006
cb810a2bca47 mod_block_outgoing: Allow stanzas to user's login host (e.g. disco queries)
Matthew Wild <mwild1@gmail.com>
parents: 2005
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16 if stanza.attr.to == nil or stanza.attr.to == module.host or is_admin(from_jid, module.host) then
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17 return;
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18 end
2005
c769ed3e5b2b mod_block_outgoing: Make admins exempt from restrictions
Matthew Wild <mwild1@gmail.com>
parents: 2004
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19 if block_all or block_users:contains(from_jid) then
2004
41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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20 module:log("debug", "Blocked outgoing %s stanza from %s", stanza.name, stanza.attr.from);
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21 return true;
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22 end
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23 end
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25 function module.load()
2007
dc1299ca0185 mod_block_outgoing: Make blocked stanza types configurable, and default to blocking messages only
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parents: 2006
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26 for stanza_type in stanza_types do
dc1299ca0185 mod_block_outgoing: Make blocked stanza types configurable, and default to blocking messages only
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parents: 2006
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27 for jid_type in jid_types do
2004
41fd55eba4a8 mod_block_outgoing: Module to block outgoing stanzas from users
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28 module:hook("pre-"..stanza_type.."/"..jid_type, block_stanza, 10000);
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29 end
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30 end
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31 end